This ball is made of tungsten carbide with a 10% nickel binder, providing superior corrosion resistance compared to standard versions such as YN9. It is ideal for applications requiring increased durability in harsh environments. Marteau- Lemarie, with more than 40 years of expertise, guarantees you a fast availability in stock in France.
Chemical composition of tungsten carbide ball with ni 10% binder
| Element | type | WC | Neither |
|---|---|---|---|
| % | NK | 89,00-91,00 | 9,00-11,00 |
Physical characteristics of tungsten carbide ball with ni 10% binder
| Ownership | Value | Unit |
|---|---|---|
| Density | 14.6 | g/cm3 |
| Young Module | 660 | GPA |
| Thermal expansion coefficient | 6.2 (DT=0-100°C) | × 10−6 /°C |
| Thermal conductivity | 81 | W/m·K |
| Electrical resistivity | 170 | × 10 - 9 D·m |
| Specific heat | 216 | J/kg·K |
| Relative magnetic permeability | max 3,00 | — |
| Magnetic behaviour | Slightly ferromagnetic | — |
Hardness and mechanical resistance of tungsten carbide ball with ni 10% binder
| Ownership | Value | Unit |
|---|---|---|
| Hardness | 87,5-89,5 | HRA |
| Hardness | 1200-1450 | HV |
| Exercise temperatures | -196/540 | ° C |
| Exercise temperatures | -320,8/1004 | °F |
Diameters and grades available for tungsten carbide ball with ni 10% binder
| Parameter | Value |
|---|---|
| Minimum diameter | 0.2 mm — 1/64′′ |
| Maximum diameter | 127 mm — 5′′ |
| Grades available | G5-10-16-20-25-28-40-60-100 |
| Precision standards | ISO 3290 / AFBMA |
Corrosion resistance of tungsten carbide ball with ni 10% binder
Good corrosion resistance in basic and neutral substances. Resistant to a pH of 2-3 in acidic substances.
International Standards for Tungsten Carbide Ball with Ni 10% Bin
| type | ISO | USA (AISI) | GB (CHN) | UK |
|---|---|---|---|---|
| NK | – | – | – | NK |
Applications of tungsten carbide ball with ni 10% binder
Special bearings, pumps and valves, dispensers, sprayers/pumps for nebulizers, ballpoint pens. Employees in the mining and oil industries.
